Portable air grinder with a dust suction nozzle (including a grinding brush)



FIG. 1 is a front view of portable air grinder with a dust suction nozzle (including a grinding brush) embodying my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a plan view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a front perspective view; and,

FIG. 8 is a rear perspective view. 

The ornamental design for a portable air grinder with a dust suction nozzle (including a grinding brush), as shown and described. 